NCTI Introduction to Networking: Wireless
Exam Questions and Answers with Verified
Solutions | Latest Updated 2026
Which organization regulates the FCC.
use
of WLAN devices in the United
States?
Which of the following IEEE 802.11.
802.11
WLAN standards specifies both
spread spectrum RF and IR
transmission technologies?
Why has it become cost-effective The cost of wireless technology has
for decreased and
enterprise companies to integrate the quality has increased.
WLAN segments into their
networks?
Which one of the following IEEE 802.11n.
wireless standards utilizes the 5
GHz
frequency band for its signal
transmissions?
,Why are WLANs usually deployed WLANs are generally incapable of meeting
in the
an access capacity instead of as requirements of the network core layer,
the which
network's core layer? needs to be very fast and stable, able to
handle a
tremendous amount of traffic with little
difficulty,
and must experience no down time.
In which OSI reference model The Data Link Layer.
layer
do WLANs operate?
What type of connectivity is P2P.
needed
to connect networks between two
buildings located across the street
from each other?
In which of the following As a building-to-building bridge used to link
applications might a WLAN be corporate network segments.
deployed in a distribution layer
role?
What specific problem does a Excessive data cabling.
WLAN
resolve for corporations and home
users?
, What challenges do WISPs have Distance to APs, rooftop access, lightning,
to trees,
overcome in order to provide "last mountains, tower access, and other
mile data delivery" to customers? physical
obstacles to connectivity
In what manner do radio waves In a straight line in all directions at once.
propagate (move) away from the
source (antenna)?
Which one of the following RF Refraction.
behaviors is defined as "the
bending
of a wave as it passes through a
medium of different density"?
Which of the provided 1.2:1
VSWRshown
here is best for transferring radio
frequency (RF) energy between
connections?
What are some measures that can Tighten connections between cables and
be connectors and use impedance-matched
taken to prevent high VSWR in hardware
transmitters and receivers? throughout.
How does RF LOS differ from RF LOS is accompanied by a Fresnel
visual zone, a series
LOS? of concentric ellipsoid-shaped areas
around the
visual LOS path.
Exam Questions and Answers with Verified
Solutions | Latest Updated 2026
Which organization regulates the FCC.
use
of WLAN devices in the United
States?
Which of the following IEEE 802.11.
802.11
WLAN standards specifies both
spread spectrum RF and IR
transmission technologies?
Why has it become cost-effective The cost of wireless technology has
for decreased and
enterprise companies to integrate the quality has increased.
WLAN segments into their
networks?
Which one of the following IEEE 802.11n.
wireless standards utilizes the 5
GHz
frequency band for its signal
transmissions?
,Why are WLANs usually deployed WLANs are generally incapable of meeting
in the
an access capacity instead of as requirements of the network core layer,
the which
network's core layer? needs to be very fast and stable, able to
handle a
tremendous amount of traffic with little
difficulty,
and must experience no down time.
In which OSI reference model The Data Link Layer.
layer
do WLANs operate?
What type of connectivity is P2P.
needed
to connect networks between two
buildings located across the street
from each other?
In which of the following As a building-to-building bridge used to link
applications might a WLAN be corporate network segments.
deployed in a distribution layer
role?
What specific problem does a Excessive data cabling.
WLAN
resolve for corporations and home
users?
, What challenges do WISPs have Distance to APs, rooftop access, lightning,
to trees,
overcome in order to provide "last mountains, tower access, and other
mile data delivery" to customers? physical
obstacles to connectivity
In what manner do radio waves In a straight line in all directions at once.
propagate (move) away from the
source (antenna)?
Which one of the following RF Refraction.
behaviors is defined as "the
bending
of a wave as it passes through a
medium of different density"?
Which of the provided 1.2:1
VSWRshown
here is best for transferring radio
frequency (RF) energy between
connections?
What are some measures that can Tighten connections between cables and
be connectors and use impedance-matched
taken to prevent high VSWR in hardware
transmitters and receivers? throughout.
How does RF LOS differ from RF LOS is accompanied by a Fresnel
visual zone, a series
LOS? of concentric ellipsoid-shaped areas
around the
visual LOS path.
